Tip Calculator

Last updated: March 18, 2026
Reviewed by: LumoCalculator Team

Calculate a tip amount, final total, and per-person split for a restaurant bill, with quick tip percentage comparisons and an optional round-total view.

Tip Inputs

$
%

Tip Summary

Total with tip

$102.07

Split evenly across 3 people

Bill amount

$86.50

Tip amount

$15.57

Per person

$34.02

Current Calculation

Tip = bill x tip rate

Tip = $86.50 x 18% = $15.57

Total = bill + tip

Total = $86.50 + $15.57 = $102.07

Per person = final total / number of people

Per person = $102.07 / 3 = $34.02

Breakdown

Bill amount$86.50
Requested tip rate18%
Tip amount$15.57
Final total$102.07
Number of people3
Per person$34.02

Use Scenarios

Quick restaurant check

Use the page when the only decision is how much tip to leave on one shared bill before everyone pays an equal share.

Cash-friendly totals

Turn on round-to-dollar when you want a cleaner final number for cash payment or quick transfers after a meal.

Split-first planning

If the group ordered unevenly, use this page to estimate the tip first, then move to the Split Bill Calculator for a custom person-by-person breakdown.

Formula Explanation

1) Tip amount

Tip = bill x tip rate

Start with the bill amount you want to use as the tip base. Multiply that number by the percentage you plan to leave.

2) Final total

Final total = bill + tip

After the tip is calculated, add it back to the bill to see the full amount that needs to be paid.

3) Even split

Per person = final total / number of people

When the group is splitting evenly, divide the full total by the number of people who are paying.

4) Rounded total option

Rounded total = nearest whole dollar

If you turn on rounding, the calculator adjusts the final total first and then shows the effective tip implied by that rounded payment.

How to Read the Result

Total with tip

This is the amount that actually needs to be paid after the chosen tip is added to the bill.

Per-person split

The per-person figure assumes an even split. It is a fast planning number, not a custom-item settlement.

Effective tip after rounding

When rounding is on, the final payment may imply a slightly higher or lower tip than the requested percentage.

Common U.S. Tip Ranges

Quick service or takeout

0% to 10%

Often used when the interaction is brief or the service model is mostly pickup, with the higher end reserved for especially helpful service.

Delivery, bar service, or casual dining

10% to 18%

Common when service is ongoing but lighter than a full sit-down meal, or when the receipt already includes delivery or platform fees.

Full-service dining

18% to 20%+

A typical U.S. range for table service. Many diners use 18% as a default and move to 20% or more when service was notably strong.

Example Cases

Case 1: Three-way dinner split

Inputs

  • Bill amount: $86.50
  • Tip rate: 18%
  • People: 3
  • Round total: Off

Computed Results

  • Tip amount: $15.57
  • Total with tip: $102.07
  • Per person: $34.02

Interpretation

This is the straightforward restaurant case: calculate the tip on the bill and divide the final total evenly.

Decision Hint

Use this approach when everyone is comfortable with an equal split and the order values were fairly similar.

Case 2: Cash payment with a rounded total

Inputs

  • Bill amount: $58.20
  • Tip rate: 18%
  • People: 2
  • Round total: On

Computed Results

  • Tip amount: $10.80
  • Total with tip: $69.00
  • Per person: $34.50
  • Effective tip rate: 18.6%

Interpretation

Rounding makes the final payment cleaner while slightly changing the effective tip that is actually left.

Decision Hint

Turn rounding on when the group wants simple transfer amounts or cash-friendly totals instead of exact cents.

Case 3: Solo delivery order

Inputs

  • Bill amount: $42.75
  • Tip rate: 15%
  • People: 1
  • Round total: Off

Computed Results

  • Tip amount: $6.41
  • Total with tip: $49.16
  • Amount due: $49.16

Interpretation

When only one person is paying, the per-person number simply becomes the full amount due after tip.

Decision Hint

This is a good check when comparing several possible tip rates before confirming a single payment.

Boundary Conditions

Bill amount must be greater than 0 or the tip calculation is not meaningful.
Number of people must be a whole number greater than 0 for an even split to work.
The calculator assumes every person is paying the same share; it is not a custom item-by-item splitter.
If automatic gratuity or service charge is already included, enter the numbers that match your final payment decision instead of blindly layering another default tip on top.
Round-to-dollar changes the effective tip because the final payment is adjusted after the unrounded total is computed.
Local customs vary, so the percentage suggestions are planning ranges rather than universal rules.

Sources & References

  • Bankrate - How Much to TipUsed for consumer-facing U.S. tipping ranges across sit-down dining, takeout, delivery, and bar service so the page percentage suggestions stay grounded in recognizable real-world scenarios.
  • Internal Revenue Service - Topic no. 761, TipsUsed for the distinction between voluntary tips and mandatory service charges, which supports the page boundary condition and FAQ note about automatic gratuity already being included on the bill.
  • NerdWallet - Tip CalculatorKept as a supplementary consumer explainer for bill-to-tip math, per-person split outputs, and practical restaurant tip examples.

Frequently Asked Questions

What is a standard tip percentage in the United States?
For full-service dining, 18% is a common middle-ground default, 20% is often used for very good service, and 15% may be used when service was only adequate. Quick-service, takeout, delivery, and bar tabs can use different ranges, so treat the number as a guideline rather than a fixed rule.
Should I tip on the pre-tax total or the final total?
Many people base the tip on the pre-tax bill because the service was tied to the meal value before tax. Others tip on the final total because that is the amount shown on the receipt. The calculator works either way as long as you enter the amount you want to use as the tip base and apply the same rule consistently.
How do I split the bill evenly with tip included?
Calculate the tip first, add it to the bill, and then divide the final total by the number of people paying. This page does that automatically. If everyone needs to pay a different share because the order was uneven, use the split result here as a starting reference and then move to a custom split workflow.
When does round-to-dollar make sense?
Round-to-dollar is most useful when you want an easier cash payment or a cleaner number for quick transfers. The calculator rounds the final total to the nearest whole dollar and then recalculates the effective tip from that rounded total, so you can see the real amount being paid.
What if a service charge is already included on the bill?
If the receipt already includes a service charge or automatic gratuity, check whether you still want to add an extra tip on top. Many diners leave the included charge as the final tip, while others add a small extra amount for exceptional service. Use the bill amount and tip rate that reflect the final decision you actually want to pay.
Can I use this for delivery, takeout, or bar tabs?
Yes. The same math works for any tip-based payment: tip amount equals bill times tip rate, then the final total equals bill plus tip. The main difference is the percentage you choose, which depends on the service type, local custom, and whether other fees were already added.